Surface observations

Data from the National Weather Service, made available here by the UAlbany Department of Atmospheric and Environmental Sciences

The weather observed at BOSTON, MA (KBOS) at 03:54 PM EST was:
  The skies were mostly clear.
  Temperature: 23F ( -5C)  Dewpoint: -11F (-24C)  Relative Humidity:  21%
  Winds from the NW (330 degs) at 18 mph.
  Pressure: 1033.9 millibars.  Altimeter:30.54 inches of mercury.
  The prevailing visibility was 10 miles.